668787312

素因数分解:

$2^4\times 3^1\times {\mathrm{1997}}^1\times {\mathrm{6977}}^1$

素因数の和:8985

約数の個数: 40

約数和(自身を含む): 1728813456

約数和(自身を除く): 1060026144

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 1997, 3994, 5991, 6977, 7988, 11982, 13954, 15976, 20931, 23964, 27908, 31952, 41862, 47928, 55816, 83724, 95856, 111632, 167448, 334896, 13933069, 27866138, 41799207, 55732276, 83598414, 111464552, 167196828, 222929104, 334393656, 668787312]

約数ペア:

[(1, 668787312), (2, 334393656), (3, 222929104), (4, 167196828), (6, 111464552), (8, 83598414), (12, 55732276), (16, 41799207), (24, 27866138), (48, 13933069), (1997, 334896), (3994, 167448), (5991, 111632), (6977, 95856), (7988, 83724), (11982, 55816), (13954, 47928), (15976, 41862), (20931, 31952), (23964, 27908)]